update Dockerfile_arm64

docker/kkfileview-jdk/Dockerfile_arm64

@@ -72,9 +72,6 @@ cd /usr/share/fonts/chinese &&\
 mkfontscale &&\
 mkfontdir &&\
 fc-cache -fv
-ENV JAVA_HOME /usr/local/jdk1.8.0_381
-ENV CLASSPATH $JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
-ENV PATH $PATH:$JAVA_HOME/bin
 ENV LANG zh_CN.UTF-8
 ENV LC_ALL zh_CN.UTF-8
 CMD ["/bin/bash"]